Solution: count words (defaultdict)

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• defaultdict

examples/dictionary/count_words_with_defaultdict.py

from collections import defaultdict

words = ['Wombat', 'Rhino', 'Sloth', 'Tarantula', 'Sloth', 'Rhino', 'Sloth']

counter = defaultdict(int)
for word in words:
   counter[word] += 1

print(counter)
for word in counter.keys():
   print("{}:{}".format(word, counter[word]))